Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 3.66
Milk (kg) -106.00 -0.014 1.48
Fat (kg) 1.99 -0.375 -0.75
Prot (kg) -6.61 -0.441 2.92
Fertility Sub Index -7.75
Calving Interval (days) 4.75 -1.459 -6.93
Survival (%) -0.73 1.117 -0.82
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index -1.48
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -6.33

* Based on an €80/tonne carbon price